| Methods | 
        Absolute Error | 
        Erms | 
        S | 
        R | 
       
      
        | Ea | 
        Emin | 
        Emax | 
       
      
        | Conventional Method | 
        0.206 | 
        0.004 | 
        1.09 | 
        0.31 | 
        0.23 | 
        0.90 | 
       
      
        | CAPE (1,m,n) Method | 
        0.125 | 
        0.001 | 
        0.38 | 
        0.16 | 
        0.10 | 
        0.90 | 
       
      
        | CAPE (a,m,n) Method | 
        0.095 | 
        0.001 | 
        0.33 | 
        0.12 | 
        0.08 | 
        0.92 | 
       
      
        | PSONN Technique | 
        0.064 | 
        0.0001 | 
        0.34 | 
        0.09 | 
        0.067 | 
        0.95 | 
       
      
        | 3-D.Method | 
        0.102 | 
        0.002 | 
        0.51 | 
        0.14 | 
        0.10 | 
        0.91 | 
       
      |